Enumeration Case

kAudioQueueErr_CannotStart

The audio queue has encountered a problem and cannot start.

Declaration

kAudioQueueErr_CannotStart = -66681

See Also

Result Codes

kAudioQueueErr_InvalidBuffer

The specified audio queue buffer does not belong to the specified audio queue.

kAudioQueueErr_BufferEmpty

The audio queue buffer is empty (that is, the mAudioDataByteSize field = 0).

kAudioQueueErr_DisposalPending

The function cannot act on the audio queue because it is being asynchronously disposed of.

kAudioQueueErr_InvalidProperty

The specified property ID is invalid.

kAudioQueueErr_InvalidPropertySize

The size of the specified property is invalid.

kAudioQueueErr_InvalidParameter

The specified parameter ID is invalid.

kAudioQueueErr_InvalidDevice

The specified audio hardware device could not be located.

kAudioQueueErr_BufferInQueue

The audio queue buffer cannot be disposed of when it is enqueued.

kAudioQueueErr_InvalidRunState

The queue is running but the function can only operate on the queue when it is stopped, or vice versa.

kAudioQueueErr_InvalidQueueType

The queue is an input queue but the function can only operate on an output queue, or vice versa.

kAudioQueueErr_Permissions

You do not have the required permissions to call the function.

kAudioQueueErr_InvalidPropertyValue

The property value used is not valid.

kAudioQueueErr_PrimeTimedOut

During a call to the AudioQueuePrime function, the audio queue’s audio converter failed to convert the requested number of sample frames.

kAudioQueueErr_CodecNotFound

The requested codec was not found.

kAudioQueueErr_InvalidCodecAccess

The codec could not be accessed.

kAudioQueueErr_QueueInvalidated

In iOS, the audio server has exited, causing the audio queue to become invalid.

kAudioQueueErr_RecordUnderrun

During recording, data was lost because there was no enqueued buffer to store it in.

kAudioQueueErr_EnqueueDuringReset

During a call to the AudioQueueReset, AudioQueueStop, or AudioQueueDispose functions, the system does not allow you to enqueue buffers.

kAudioQueueErr_InvalidOfflineMode

The operation requires the audio queue to be in offline mode but it isn’t, or vice versa.

kAudioFormatUnsupportedDataFormatError

The playback data format is unsupported (declared in AudioFormat.h).